// Copyright (c) Appeon. All rights reserved.
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. 
// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0.

using System;
using Microsoft.Extensions.DependencyInjection;
using SnapObjects.Expressions;

namespace SnapObjects.Data
{
    internal class DefaultExpressionEvalFactory
    {
        public static readonly DefaultExpressionEvalFactory Current = new DefaultExpressionEvalFactory();

        private readonly IServiceProvider _provider;

        public DefaultExpressionEvalFactory()
        {
            _provider = new ServiceCollection()
                .AddLogging()
                .AddCompileExpression()
                .AddEvaluateExpression()
                .BuildServiceProvider();
        }

        public IDefaultExpressionEval GetExpressionEval(Type modelType)
        {
            return new DefaultExpressionEval(_provider, modelType);
        }
    }
}
